Description The Black Sounding Tape – 20m (BMI / ZEISS) is a reliable and precision-engineered measuring instrument designed for accurate depth and liquid level measurement in marine, offshore, and industrial environments. Manufactured to trusted BMI / ZEISS standards, this sounding tape is widely used by ship officers, marine engineers, surveyors, and maintenance teams for routine and inspection-related gauging tasks. Featuring a durable black-coated tape, it provides high contrast and easy readability, especially in low-light tank environments. The 20-meter length makes it suitable for measuring medium to large tanks commonly found on vessels, offshore units, and industrial facilities. Key Features & Benefits High-Visibility Black TapeThe black finish enhances contrast, making graduations easier to read inside tanks and confined spaces. Durable & Long-Lasting ConstructionBuilt to withstand regular use in demanding environments, offering dependable performance during repeated tank soundings. 20 Meter Length for Versatile ApplicationsIdeal for sounding fuel tanks, ballast tanks, fresh water tanks, sludge tanks, and storage containers. Accurate & Clear GraduationsPrecision markings ensure consistent and reliable depth measurements, reducing reading errors. Professional Standard – BMI / ZEISSTrusted by marine and industrial professionals worldwide for accuracy and quality. Compatible with Standard Sounding WeightsCan be used with standard brass or stainless steel sounding bobs for effective tank gauging. Applications Marine fuel and ballast tank sounding Fresh water and sludge tank measurement Cargo and service tank gauging Shipboard inspections and surveys Offshore platforms and shipyards Industrial and storage tank level measurement Technical Specifications Product Name: Black Sounding Tape Length: 20 Meters Material: Durable coated tape Color: Black Brand / Standard: BMI / ZEISS Application: Marine, Offshore & Industrial Use: Depth and liquid level measurement Why Choose BMI / ZEISS Black Sounding Tape? The BMI / ZEISS Black Sounding Tape – 20m is designed for professionals who require clear visibility, accuracy, and reliability during tank gauging operations. Its durable construction and professional-grade design make it an essential tool for safe, efficient, and accurate measurements in demanding marine and industrial conditions.